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denoland-deno/ext/node/polyfills/global.ts
Bartek Iwańczuk b40086fd7d
refactor(core): include_js_files! 'dir' option doesn't change specifiers (#18019)
This commit changes "include_js_files!" macro from "deno_core"
in a way that "dir" option doesn't cause specifiers to be rewritten 
to include it.

Example:
```
include_js_files! {
  dir "js",
  "hello.js",
}
```

The above definition required embedders to use:
`import ... from "internal:<ext_name>/js/hello.js"`. 
But with this change, the "js" directory in which the files are stored
is an implementation detail, which for embedders results in: 
`import ... from "internal:<ext_name>/hello.js"`.

The directory the files are stored in, is an implementation detail and 
in some cases might result in a significant size difference for the 
snapshot. As an example, in "deno_node" extension, we store the 
source code in "polyfills" directory; which resulted in each specifier 
to look like "internal:deno_node/polyfills/<module_name>", but with 
this change it's "internal:deno_node/<module_name>". 

Given that "deno_node" has over 100 files, many of them having 
several import specifiers to the same extension, this change removes
10 characters from each import specifier.
2023-03-05 02:31:38 +00:00

91 lines
2.2 KiB
TypeScript

// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
// deno-lint-ignore-file no-var
import processModule from "internal:deno_node/process.ts";
import { Buffer as bufferModule } from "internal:deno_node/buffer.ts";
import {
clearInterval,
clearTimeout,
setInterval,
setTimeout,
} from "internal:deno_node/timers.ts";
import timers from "internal:deno_node/timers.ts";
type GlobalType = {
process: typeof processModule;
Buffer: typeof bufferModule;
setImmediate: typeof timers.setImmediate;
clearImmediate: typeof timers.clearImmediate;
setTimeout: typeof timers.setTimeout;
clearTimeout: typeof timers.clearTimeout;
setInterval: typeof timers.setInterval;
clearInterval: typeof timers.clearInterval;
};
declare global {
interface Window {
global: GlobalType;
}
interface globalThis {
global: GlobalType;
}
var global: GlobalType;
var process: typeof processModule;
var Buffer: typeof bufferModule;
type Buffer = bufferModule;
var setImmediate: typeof timers.setImmediate;
var clearImmediate: typeof timers.clearImmediate;
}
Object.defineProperty(globalThis, "global", {
value: new Proxy(globalThis, {
get(target, prop, receiver) {
switch (prop) {
case "setInterval":
return setInterval;
case "setTimeout":
return setTimeout;
case "clearInterval":
return clearInterval;
case "clearTimeout":
return clearTimeout;
default:
return Reflect.get(target, prop, receiver);
}
},
}),
writable: false,
enumerable: false,
configurable: true,
});
Object.defineProperty(globalThis, "process", {
value: processModule,
enumerable: false,
writable: true,
configurable: true,
});
Object.defineProperty(globalThis, "Buffer", {
value: bufferModule,
enumerable: false,
writable: true,
configurable: true,
});
Object.defineProperty(globalThis, "setImmediate", {
value: timers.setImmediate,
enumerable: true,
writable: true,
configurable: true,
});
Object.defineProperty(globalThis, "clearImmediate", {
value: timers.clearImmediate,
enumerable: true,
writable: true,
configurable: true,
});
export {};